<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>视频网站</title>
</head>
<body>
    <!-- 插入一段视频 将像素设置为400-->
     <h1>海豚表演</h1>
    <video src="C:/videos/video1.mp4" controls width="400px">
    </video>
</body>
</html>